161979960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43543}}^1$

素因数の和:43588

約数の個数: 64

約数和(自身を含む): 501626880

約数和(自身を除く): 339646920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 43543, 87086, 130629, 174172, 217715, 261258, 348344, 435430, 522516, 653145, 870860, 1045032, 1306290, 1349833, 1741720, 2612580, 2699666, 4049499, 5225160, 5399332, 6749165, 8098998, 10798664, 13498330, 16197996, 20247495, 26996660, 32395992, 40494990, 53993320, 80989980, 161979960]

約数ペア:

[(1, 161979960), (2, 80989980), (3, 53993320), (4, 40494990), (5, 32395992), (6, 26996660), (8, 20247495), (10, 16197996), (12, 13498330), (15, 10798664), (20, 8098998), (24, 6749165), (30, 5399332), (31, 5225160), (40, 4049499), (60, 2699666), (62, 2612580), (93, 1741720), (120, 1349833), (124, 1306290), (155, 1045032), (186, 870860), (248, 653145), (310, 522516), (372, 435430), (465, 348344), (620, 261258), (744, 217715), (930, 174172), (1240, 130629), (1860, 87086), (3720, 43543)]